* /api/categories/<cat> is now working properly

Output should be correct for the frontend

api/src/category.rs

@@ -0,0 +1,81 @@
+use base64;
+use serde::Serialize;
+use std::fs::DirEntry;
+use std::{io, env};
+use rocket::serde::json::Json;
+
+#[derive(Serialize)]
+pub struct Category {
+    name: String,
+    thumbnail: Option<String>
+}
+
+#[derive(Serialize)]
+struct List {
+    categories: Vec<Category>
+}
+
+
+
+fn get_category_metadata(entry: DirEntry) -> io::Result<(String, Option<String>)> {
+    use std::io::Read;
+    let name = entry.file_name().to_string_lossy().to_string();
+    let mut p = entry.path(); p.push(".thumbnail.jpg");
+    if p.is_file() {
+        let mut buf = Vec::new();
+        let mut file = std::fs::File::open(p)?;
+        file.read_to_end(&mut buf)?;
+
+        let nail = base64::encode(buf).to_string();
+        return match nail.len() {
+            0 => Ok((name, None)),
+            _ => Ok((name, Some(nail)))
+        };
+    }
+    return Ok((String::new(), None));
+}
+
+fn get_category_dirs(path: &str) -> std::io::Result<Vec<DirEntry>> {
+    let path = std::path::Path::new(path);
+    if !path.is_dir() {
+        panic!("<{:?}> is not a valid directory", path);
+    }
+
+    let mut ret: Vec<DirEntry> = Vec::new();
+    for entry in std::fs::read_dir(path)? {
+        if let Ok(entry) = entry {
+            ret.push(entry)
+        }
+    }
+    return Ok(ret);
+}
+
+#[get("/categories")]
+pub fn list() -> Json<Vec<Category>> {
+    // WARN: misconfigured servers are just going to get shafted and serve up
+    // a tonne of 500's
+    let dir = match env::var("CLIPS_DIR") {
+        Ok(val) => val,
+        Err(_) => "/media/clips/".to_string()
+    };
+    match get_category_dirs(&dir) {
+        Ok(entries) => { 
+            let mut cats: Vec<Category> = Vec::new();
+            for ent in entries {
+                match get_category_metadata(ent) {
+                    Ok((name, thumbnail)) => {
+                        cats.push(Category {name, thumbnail});
+                    },
+                    _  => continue
+                }
+                
+            }
+            return Json(cats);
+        },
+        Err(e) => {
+            eprintln!("ERROR: {}", e);
+        }
+    }
+    Json(Vec::new())
+}
+

api/src/main.rs

@@ -4,6 +4,7 @@ use std::env;
 use rocket_dyn_templates::Template;
 
 mod page;
+mod category;
 mod video;
 
 #[tokio::main]
@@ -16,7 +17,7 @@ async fn main() {
      */
     let _ = rocket::build()
         .mount("/", routes![page::home, page::category, page::video, page::files])
-        .mount("/api", routes![video::list_categories])
+        .mount("/api", routes![category::list, video::list])
         .attach(Template::fairing())
         .launch().await;
 }

api/src/page.rs

@@ -18,7 +18,7 @@ pub async fn home() -> Template {
 #[get("/category/<cat>")]
 pub async fn category(cat: String) -> Template {
     let mut h: HashMap<&'static str, &'static str> = HashMap::new();
-    h.insert("script_src", "/js/category.js");
+    h.insert("script_src", "category.js");
     h.insert("page", "category");
 
     return Template::render("list", &h);

api/src/video.rs

@@ -1,81 +1,89 @@
-use base64;
-use serde::Serialize;
+use std::env;
 use std::fs::DirEntry;
-use std::{io, env};
+use serde::Serialize;
 use rocket::serde::json::Json;
 
 #[derive(Serialize)]
-pub struct Category {
+pub struct VideoPreview  {
     name: String,
     thumbnail: Option<String>
 }
 
-#[derive(Serialize)]
-struct List {
-    categories: Vec<Category>
-}
-
-
-
-fn get_category_metadata(entry: DirEntry) -> io::Result<(String, Option<String>)> {
-    use std::io::Read;
-    let name = entry.file_name().to_string_lossy().to_string();
-    let mut p = entry.path(); p.push(".thumbnail.jpg");
-    if p.is_file() {
-        let mut buf = Vec::new();
-        let mut file = std::fs::File::open(p)?;
-        file.read_to_end(&mut buf)?;
-
-        let nail = base64::encode(buf).to_string();
-        return match nail.len() {
-            0 => Ok((name, None)),
-            _ => Ok((name, Some(nail)))
-        };
-    }
-    return Ok((String::new(), None));
-}
-
-fn get_category_dirs(path: &str) -> std::io::Result<Vec<DirEntry>> {
+fn vid_file_entries(path: &str) -> std::io::Result<Vec<DirEntry>> {
     let path = std::path::Path::new(path);
     if !path.is_dir() {
         panic!("<{:?}> is not a valid directory", path);
     }
-
-    let mut ret: Vec<DirEntry> = Vec::new();
-    for entry in std::fs::read_dir(path)? {
-        if let Ok(entry) = entry {
-            ret.push(entry)
+    let mut entries: Vec<DirEntry> = Vec::new();
+    for ent in path.read_dir()? {
+        if let Ok(ent) = ent {
+            let name = ent.file_name().into_string().unwrap();
+            if name.ends_with("mkv") || name.ends_with("mp4") || name.ends_with("webm") {
+                entries.push(ent);
+            }
         }
     }
-    return Ok(ret);
+    return Ok(entries);
 }
 
-#[get("/categories")]
-pub async fn list_categories() -> Json<Vec<Category>> {
-    // WARN: misconfigured servers are just going to get shafted and serve up
-    // a tonne of 500's
-    let dir = match env::var("CLIPS_DIR") {
+pub fn get_thumbnail(clips_dir: &str, vid_file: &str) -> std::io::Result<Option<String>> {
+    use std::io::Read;
+    // Contruct the full path to the video file itself
+    // NOTE: thumbnail file names are basically file.mkv.jpg
+    let path = {
+        let mut s = clips_dir.to_string();
+        s.push_str("/thumbnails/");
+        s.push_str(vid_file);
+        s.push_str(".jpg");
+        s
+    };
+    let path = std::path::Path::new(&path);
+
+    if !path.is_file() {
+        println!("File {:?} not found", path);
+        return Ok(None)
+    }
+    println!("Found file {:?}", path);
+
+    // Read into a vec so that base64 can deal with it
+    let mut buf = Vec::new();
+    let mut file = std::fs::File::open(path)?;
+    file.read_to_end(&mut buf)?;
+
+    let nail = base64::encode(buf).to_string();
+    return match nail.len() {
+        0 => Ok(None),
+        _ => Ok(Some(nail))
+    };
+}
+
+#[get("/category/<cat>")]
+pub fn list(cat: String) -> Json<Vec<VideoPreview>> {
+    // Strip out any and all '..' from the string
+    // Doing this to avoid any directory traversal memes
+    let cat = cat.replace("..","");
+
+    // Target the directory of clips that we're looking for
+    let mut clips_dir = match env::var("CLIPS_DIR") {
         Ok(val) => val,
         Err(_) => "/media/clips/".to_string()
-    };
-    match get_category_dirs(&dir) {
-        Ok(entries) => { 
-            let mut cats: Vec<Category> = Vec::new();
-            for ent in entries {
-                match get_category_metadata(ent) {
-                    Ok((name, thumbnail)) => {
-                        cats.push(Category {name, thumbnail});
-                    },
-                    _  => continue
-                }
-                
-            }
-            return Json(cats);
-        },
-        Err(e) => {
-            eprintln!("ERROR: {}", e);
-        }
+    }; 
+    clips_dir.push('/'); clips_dir.push_str(&cat);
+    let thumbs_dir = clips_dir.clone();
+
+    let mut json: Vec<VideoPreview> = Vec::new();
+    // Grab direntires to all the target files
+    let vid_files = vid_file_entries(&clips_dir).unwrap();
+    for vf in vid_files {
+        // jfc this is rarted
+        let name = vf.file_name().to_string_lossy().to_string();
+        let thumbnail = match get_thumbnail(&thumbs_dir, &name) {
+            Ok(val) => val,
+            _ => None
+        };
+        json.push(VideoPreview { name, thumbnail })
     }
-    Json(Vec::new())
+
+    return Json(json)
 }